package four;

public class BigDecimal {
    public static void main(String[] args){
double a=0.1,b=0.1,c=0.1;
if((a+b+c)==0.3)
	{
	System.out.println("等于0.3");
	}
	
else {
	System.out.println("不等于0.3");
	}
}
}
